/*
package Day01;

public class StudentText {
    public static void main(String[] args) {
        Course cc = new Course("Java","小陈老师呀");
        Student tom = new Student("小周",001,cc);
        Course tt = new Course("语文","小清河老师");
        tom.display();
        tom.cancel();
        tom.display();

        tom.selection(tt);
        tom.display();



    }
}
*/
